8108505

素因数分解:

$3^4\times 5^1\times {\mathrm{20021}}^1$

素因数の和:20038

約数の個数: 20

約数和(自身を含む): 14535972

約数和(自身を除く): 6427467

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 20021, 60063, 100105, 180189, 300315, 540567, 900945, 1621701, 2702835, 8108505]

約数ペア:

[(1, 8108505), (3, 2702835), (5, 1621701), (9, 900945), (15, 540567), (27, 300315), (45, 180189), (81, 100105), (135, 60063), (405, 20021)]